6640809

素因数分解:

$3^1\times 7^1\times {\mathrm{463}}^1\times {\mathrm{683}}^1$

素因数の和:1156

約数の個数: 16

約数和(自身を含む): 10156032

約数和(自身を除く): 3515223

約数列:

[1, 3, 7, 21, 463, 683, 1389, 2049, 3241, 4781, 9723, 14343, 316229, 948687, 2213603, 6640809]

約数ペア:

[(1, 6640809), (3, 2213603), (7, 948687), (21, 316229), (463, 14343), (683, 9723), (1389, 4781), (2049, 3241)]